The Blood of Olympus
Rick Riordan
The Heroes of Olympus (5)
How to Ride a Dragon's Storm
Cressida Cowell
How to Train Your Dragon (7)
The Demigod Files
Percy Jackson and the Olympians (4.50)
The Son of Sobek
Demigods and Magicians (1)
How to Speak Dragonese
How to Train Your Dragon (3)
How to Cheat a Dragon's Curse
How to Train Your Dragon (4)
The Red Pyramid
The Kane Chronicles (1)